American Water Works Association (AWWA) 6666 West Quincy Avenue , Denver , CO 80235 USA Environmental XPRT News Environmental XPRT Downloads About Solutions training services industries Publications videos books magazines articles Latest events news Downloads Home breadcrumb Companies American Water Works Association (AWWA) Magazines Standards Official Notice - March 2019 Standards Official Notice - March 2019 0 Share Share with Facebook Share with Tweeter Share with LinkedIn Mar. 1, 2019 The following AWWA Standards are effective on March 1, 2019: B201-18 Soda Ash B304-18 Liquid Oxygen for Ozone Generaton for Water, Wastewater and Reclaimed Water Authors / Editors: AWWA Launch: Mar. 2019 Customer comments No comments were found for Standards Official Notice - March 2019. Be the first to comment! Add your comment Publish your comment Great! comment successfully added!